Base | Representation |
---|---|
bin | 11001000110101101… |
… | …10011001100111001 |
3 | 1021210022101110202200 |
4 | 30203112303030321 |
5 | 210100342100322 |
6 | 10105230020413 |
7 | 654666541530 |
oct | 144326631471 |
9 | 37708343680 |
10 | 13478081337 |
11 | 5797030aa6 |
12 | 2741947709 |
13 | 136a451276 |
14 | 91c057317 |
15 | 53d3da8ac |
hex | 3235b3339 |
13478081337 has 24 divisors (see below), whose sum is σ = 22278394944. Its totient is φ = 7691769504.
The previous prime is 13478081311. The next prime is 13478081341. The reversal of 13478081337 is 73318087431.
It is not a de Polignac number, because 13478081337 - 215 = 13478048569 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13478081292 and 13478081301.
It is not an unprimeable number, because it can be changed into a prime (13478081347) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89683 + ... + 187080.
It is an arithmetic number, because the mean of its divisors is an integer number (928266456).
Almost surely, 213478081337 is an apocalyptic number.
It is an amenable number.
13478081337 is a deficient number, since it is larger than the sum of its proper divisors (8800313607).
13478081337 is a wasteful number, since it uses less digits than its factorization.
13478081337 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 277549 (or 277546 counting only the distinct ones).
The product of its (nonzero) digits is 338688, while the sum is 45.
The spelling of 13478081337 in words is "thirteen billion, four hundred seventy-eight million, eighty-one thousand, three hundred thirty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •